[Class : 6] Valves, Metal Valves For Water Pipes, Drain Traps (Valves) Of Metal, Metal Valves For Controlling The Flow Of Fluids, Gases And Liquid Hydrocarbons In Pipelines; Pressure Reducing Valves Being Parts Of Gas Installations; Metal Safety Vales And Regulating Valves (Other Than Parts Of Machines); Control Valves (Manual) For Controlling The Flow Of Air, Gasses, Liquids, Moveable Solids And Moveable Substances (Other Than Parts Of Machines); Water Regulating Valves (Metal) For Water Pipes